Home / 4,815.14-7,221.28-2,041.77

Finding the Fourth Proportional to 4,815.14, 7,221.28 and 2,041.77

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Solution

The fourth proportional to 4,815.14, 7,221.28 and 2,041.77 is: 3,062.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.14 : 7,221.28 = 2,041.77 : x
  2. Step 2: Convert to fraction form
    4,815.14/7,221.28 = 2,041.77/x
  3. Step 3: Cross multiply
    4,815.14x = 7,221.28 × 2,041.77
  4. Step 4: Simplify right side
    4,815.14x = 14,744,187.76
  5. Step 5: Solve for x
    x = 14,744,187.76/4,815.14
  6. Step 6: Final answer
    x = 3,062.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.